Pig Heart Used in Human Transplant was Infected with Animal Virus

Pig Heart Used in Human Transplant was Infected with Animal Virus
Image credit: University of Maryland School of Medicine/Reuters [via The New York Times]

The Facts

  • Traces of a porcine virus have been found in a patient who survived for two months after receiving a transplanted heart from a pig. Medical experts have speculated that the infection could have played a role in his death.
  • 57-yr-old David Bennett underwent the procedure in Jan. at the University of Maryland Medical Center. He was too ill to qualify for a human heart.
  • It was the first time this type of xenotransplantation had not resulted in immediate rejection.

Sources Split


The Spin


Narrative A

The transplant was an outstanding development that may help tackle acute organ shortages around the world.

Narrative B

This experimental treatment is still riddled with ethical and safety concerns and should be viewed with apprehension.


Metaculus Prediction


Go Deeper

© 2026 Improve the News Foundation. All rights reserved.Version 7.17.1

© 2026 Improve the News Foundation.

All rights reserved.

Version 7.17.1